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How to use GROUP BY to concatenate strings in SQL Server?

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Changing Vim indentation behavior by file type

Could someone explain to me in simple terms the easiest way to change the indentation behavior of Vim based on the file type? For instance, if I open a Python file it should indent with 2 spaces, but if I open a Powershell script it should use 4 spaces. ...
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What's the Best Way to Shuffle an NSMutableArray?

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“Register” an .exe so you can run it from any command line in Windows

How can you make a .exe file accessible from any location in the Windows command window? Is there some registry entry that has to be entered? ...
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How to tell PowerShell to wait for each command to end before starting the next?

I have a PowerShell 1.0 script to just open a bunch of applications. The first is a virtual machine and the others are development applications. I want the virtual machine to finish booting before the rest of the applications are opened. ...
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Node.js check if path is file or directory

I can't seem to get any search results that explain how to do this. 6 Answers 6 ...
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Importing CommonCrypto in a Swift framework

How do you import CommonCrypto in a Swift framework for iOS? 16 Answers 16 ...
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How do you clone an Array of Objects in Javascript?

...where each object also has references to other objects within the same array? 33 Answers ...
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Why doesn't list have safe “get” method like dictionary?

Why doesn't list have a safe "get" method like dictionary? 12 Answers 12 ...
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Is there a typical state machine implementation pattern?

We need to implement a simple state machine in C . Is a standard switch statement the best way to go? We have a current state (state) and a trigger for the transition. ...